Real Mah Jongg is a social game that originated in China thousands of years ago. Four players, named after the four winds, take tiles from a wall in turn. The best tiles are made of ivory and wood; they click pleasantly when you knock them together.

ccache is a compiler cache. It acts as a caching pre-processor to C/C++ compilers, using the -E compiler switch and a hash to detect when a compilation can be satisfied from cache. This often results in a 5 to 10 times speedup in common compilations.

plis is a library for string handling in C++. It is built upon the splash library which in turn is based on the perl philosophy of strings. Examples of functions supported by it are split(), join(), push(), shift(), grep() and many others.

mod_cplusplus is a C++ wrapper around apache-2.0. Easily implement object oriented apache-2.0 handlers with C++ including all the standard phases of the request cycle, input filters, output filters, and protocol handlers.

ResourcePool is a C++ library which can be used to pool resources of every kind. One very interesting side effect is that it can also be used of abstraction layer by providing a unique API for different resources of similar resource types.

libfactory++ is a C++ template framework for run-time dynamic type instantiation. You can register single classes or whole hierarchies, and then tell libfactory++ to instantiate objects using the registration key.

Exceptions in C implements fully-functional nested exceptions with these constructs: try except on throw Also, it allows to define various datatypes for exception object (default is int, can be anything from char * to struct foo *).

Atlas C++ is the standard implementation of the WorldForge Atlas protocol. WorldForge::Atlas-C++ is currently being developed in parallel with a stable branch, and the development code maintained separatly. The stable branch are numbered 0.4.

GNU C library (glibc) is one of the most important components of GNU Hurd and most modern Linux distributions. GNU C library is used by almost all C programs and provides the most essential program interface.